5305-01-421-4218

Find complete technical information, availability, and procurement data for: 5305-01-421-4218
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-421-4218

Item Name Code

18257

Assigment Date

11/08/1995 (30 years ago)

A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes:laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes:disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.

5305-01-421-4218, hexagon head cap screw

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
2170750	Hexagon Head Cap Screw
2211600	Hexagon Head Cap Screw
5-73-709	Hexagon Head Cap Screw

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5305-01-421-4218?

The FSCG of the NSN 5305-01-421-4218 is 5305

Does the NSN 5305-01-421-4218 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-421-4218 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5305-01-421-4218 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-421-4218 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5305-01-421-4218 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Wed, Nov 8, 1995